[adding Li Yang (new fsldma maintainer) to the cc]
On Wed, 2008-05-14 at 16:28 -0700, Scott Wood wrote:
> [EMAIL PROTECTED] wrote:
> > From: Zhang Wei <[EMAIL PROTECTED]>
> >
> > The fsldma driver is tested on MPC8377MDS board. The patch adds fsldma
> > driver
> > support into MPC8377MDS device tree.
> >
> > Signed-off-by: Zhang Wei <[EMAIL PROTECTED]>
> > Cc: "Nelson, Shannon" <[EMAIL PROTECTED]>
> > Cc: Dan Williams <[EMAIL PROTECTED]>
> > Cc: Kumar Gala <[EMAIL PROTECTED]>
> > Cc: Paul Mackerras <[EMAIL PROTECTED]>
> > Cc: Benjamin Herrenschmidt <[EMAIL PROTECTED]>
> > Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
> > ---
> >
> > arch/powerpc/boot/dts/mpc8377_mds.dts | 27 ++++++++++++++++++++++++
> > 1 file changed, 27 insertions(+)
> >
> > diff -puN
> > arch/powerpc/boot/dts/mpc8377_mds.dts~fsldma-the-mpc8377mds-board-device-tree-node-for-fsldma-driver
> > arch/powerpc/boot/dts/mpc8377_mds.dts
> > ---
> > a/arch/powerpc/boot/dts/mpc8377_mds.dts~fsldma-the-mpc8377mds-board-device-tree-node-for-fsldma-driver
> > +++ a/arch/powerpc/boot/dts/mpc8377_mds.dts
> > @@ -295,6 +295,33 @@
> > };
> > };
> >
> > + [EMAIL PROTECTED] {
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > + compatible = "fsl,mpc8349-dma";
> > + reg = <0x82a8 4>;
> > + ranges = <0 0x8100 0x1a8>;
> > + interrupt-parent = <&ipic>;
> > + interrupts = <0x47 8>;
> > + cell-index = <0>;
> > + [EMAIL PROTECTED] {
> > + compatible = "fsl,mpc8349-dma-channel";
> > + reg = <0 0x80>;
> > + };
> > + [EMAIL PROTECTED] {
> > + compatible = "fsl,mpc8349-dma-channel";
> > + reg = <0x80 0x80>;
> > + };
> > + [EMAIL PROTECTED] {
> > + compatible = "fsl,mpc8349-dma-channel";
> > + reg = <0x100 0x80>;
> > + };
> > + [EMAIL PROTECTED] {
> > + compatible = "fsl,mpc8349-dma-channel";
> > + reg = <0x180 0x28>;
> > + };
>
> According to booting-without-of.txt, the interrupts property should be
> repeated in each channel. The driver also needs to be fixed to remember
> whether it registered a DMA-block-level interrupt handler already, and
> not try to register a channel interrupt.
>
> -Scott
>
>
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